FEATURESUpgrade from stock brushless or brushed systems on 1/10 scale 2WD off-road vehiclesSome of the vehicles this system is compatible with include, but arenot limited to the DuraTrax EXT2 and Evader DT, Associated SC10and B4.1 Buggy, HPI Blitz SC, and many more.Sensorless ESC's programmable features include: Brake/Reverse Type,Brake Amount, Reverse Amount, Punch/Traction Control, Drag Brake,Dead Band, Voltage Cut Off and Motor Timing (ESC can be programmedmanually, with the Castle Field Programming Card, or through theCastle Link software interface)Four-pole 3900kV motor delivers more torque with greater efficiency120-day limited warranty through Hobby Services beginning at date ofpurchaseESC does not have on/off switch